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synaptics_mmi_class: panel ready handling

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Detection work handling panel ready event need to check current touch
IC state before calling resume method. Sometimes driver can
transition to suspend before panel ready received, thus detection
work must query current state before calling resume.

Change-Id: I58f6e6eb7c717fb11778a5b566eb67369facd603
Signed-off-by: Konstantin Makariev <hcv867@motorola.com>
Reviewed-on: https://gerrit.mot.com/1631533
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Konstantin Makariev <kmakariev@motorola.com>
Submit-Approved: Jira Key
This commit is contained in:
Konstantin Makariev 2020-06-19 11:38:59 -05:00 • committed by Konstantin Makariev
commit e2c0f43aff
1 changed files with 6 additions and 5 deletions
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11
drivers/input/touchscreen/synaptics_mmi_class/synaptics_dsx_i2c.c
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@ -3806,13 +3806,13 @@ static int synaptics_rmi4_f12_abs_report(struct synaptics_rmi4_data *rmi4_data,
struct synaptics_rmi4_packet_reg *reg_data_1 =
&rmi4_data->f12_data_registers_ptr->regs[F12_D1_IDX];
static int print_xy = -1;
/*
if (unlikely(print_xy == -1)) {
print_xy = 0;
if (strncmp(bi_bootmode(), "mot-factory", strlen("mot-factory")) == 0)
print_xy = 1;
}
*/
if (atomic_read(&rmi4_data->panel_off_flag))
return 0;
@ -6004,9 +6004,10 @@ static void synaptics_rmi4_detection_work(struct work_struct *work)
dev_info(dev, "%s: driver removed\n", __func__);
} else if (f34_inserted) {
synaptics_rmi4_resume(&(rmi4_data->i2c_client->dev));
dev_info(dev, "%s: drm panel ready\n", __func__);
dev_err(dev, "%s: touch_stopped=%d, flash_enabled=%d\n",
state = synaptics_dsx_get_state_safe(rmi4_data);
if (state != STATE_SUSPEND)
synaptics_rmi4_resume(&(rmi4_data->i2c_client->dev));
dev_info(dev, "%s: panel ready; touch_stopped=%d, flash_enabled=%d\n",
__func__,
atomic_read(&rmi4_data->touch_stopped),
rmi4_data->flash_enabled);